baber/WOPTO huggingface dataset:
Patent KR-20020046551-A (KR)
Title: Realization device of macro mode using focus driving motor at digital still camera
Inventor: HAN JUN HYEOK
IPC: H04N101/00
Filed: 2000-12-15
Abstract: PURPOSE: An apparatus for micro mode implementation is provided to ensure stable performance of camera by allowing image sensor module to move only when the micro mode is in use. CONSTITUTION: An apparatus comprises a motor unit(6) having a rotating direction changing in accordance with the applied electrical signal, and which is transferred along a focusing motor spindle(8); an image sensor(7) arranged to the motor unit through a fixing member, and which converts the picked-up image into an electrical signal; a focus lens(5) arranged at the optical axis same as the image sensor, and fixed to an end of the focusing motor spindle; a housing(1,2) divided into a first stepped region for restricting transfer area of the motor unit, and a second stepped region for restricting transfer area of the focus lens; a first spring(3) interconnected between the focus lens and the motor unit, and which maintains an elastic force of a predetermined size; and a second spring(4) which maintains an elastic force in a direction, such that the motor unit is positioned in the first stepped region of the housing.
Patent KR-20010062465-A (KR)
Title: Synchronous double data rate dram
Inventor: MURAKAMI NAOKI
IPC: G11C11/4096
Filed: 2000-12-15
Abstract: PURPOSE: A synchronous double data rate DRAM is provided to extend a usable balance time, and achieve read-operation following write-operation. CONSTITUTION: The synchronizing type DRAM includes a memory cell array or memory cell plate(16), a data write section(10), a data read section(30) wherein only a read amplifier(15) is depicted, and an address processing section not shown in the figure. The data write section(10) includes a plurality of input buffers(11), a command decoder(12), a write timing generator(13), a write buffer(14), and a data latch. The DDR-SDRM operates for read/write processing with a burst length of two, wherein a read/write operation is conducted for a pair of data at a single read/write cycle to memory cells having successive addresses.
Patent KR-20020051090-A (KR)
Title: System and method for managing selling information using bar code and storage media having a program source thereof
Inventor: HWANG GIL SU
IPC: G06Q99/00
Filed: 2000-12-22
Abstract: PURPOSE: A system for managing sale information according to clients and a method for supplying a service using a bar code and a recording medium recording a program source thereof are provided to supply a discount service or a bonus accumulating service for the client, manage selling information according to clients, and supply the selling information for a commodity manufacturing company, a selling company, or a client management service company using the bar code. CONSTITUTION: In a system for reading a bar code of a commodity by a bar code reader and paying a price from a client in accordance with commodity price information included in the bar code, a client bar code storing unit stores a bar code including information for a client identification. A bar code information managing server(20) receives a bar code of a commodity to be sold by the client and a bar code of the client bar code storing unit and creates, stores, and transmits selling detail information according to clients. A client information managing server(30) receives the selling details information according to clients, classifies the selling details information according to clients, commodities, and commodity providing companies based on pre-constructed client detailed information, and creates analysis data. In addition, the client information managing server(30) supports a supply of the analysis data in accordance with a request of a commodity providing company.
Patent KR-20020054119-A (KR)
Title: Register Controlled Delay Locked Loop circuit
Inventor: PARK YONG JAE
IPC: G11C8/00
Filed: 2000-12-27
Abstract: PURPOSE: A register controlled delay locked loop is provided to perform a high frequency test in a wafer level by using a 90-degree phase shifter for generating an internal clock having a frequency higher than the frequency of an external clock. CONSTITUTION: The first unit register controlled delay locked loop(10) outputs a register value(REG1<n:1>) and generates the first internal clock signal(ICLK1) synchronized with an external clock signal(ECLK). A 90-degree phase shifter(20) shifts the external clock signal(ECLK) as much as a phase difference of 90-degrees. An adder(30) adds the output register value(REG1<n:1>) of the first unit register controlled delay locked loop(10) to an output register value(REG2<n-1:0>) of the 90-degree phase shifter(20). The first unit register controlled delay locked loop(10) is controlled by an output register value(REG3<n-1:0>) of the adder(30) in order to generate the second internal clock signal(ICLK2).
Patent KR-20020054425-A (KR)
Title: Windows Display System, Window Display Control Methods and Computer-Readable Medium For Client Messaging System
Inventor: JUNG GYEONG SEOK
IPC: G06F3/14
Filed: 2000-12-28
Abstract: PURPOSE: A system for displaying a window of a messaging processing system for a client, a method for controlling a window display and a recording medium capable of being read by a computer are provided to make a transparency effect with respect to an active window be generated by replacing a display screen of a messaging window with other window display screen of an inactive status. CONSTITUTION: In a window display system of a client messaging processing system for transmitting/receiving a transmission character to other person through a computer and a network in real time and displaying the transmitted/received character on a designated display area, a display control unit is provided. The display control unit replaces and displays a display area of an active window of a display screen including a window frame of a messaging window being displayed on a monitor screen with a corresponded display area of the most significant inactive window out of inactive windows besides a transmission character to be displayed on the display screen.
Patent KR-20020054899-A (KR)
Title: Method for forming a metal diffusion preventing film of a semiconductor device
Inventor: SON PYEONG GEUN
IPC: H01L21/283
Filed: 2000-12-28
Abstract: PURPOSE: A formation method of metal diffusion barriers of semiconductor devices is provided to improve manufacturing simplicity and stability by simultaneously forming a titanium silicide layer and a titanium nitride as a diffusion barrier through a thermal treatment using N2 gas after forming a titanium. CONSTITUTION: A titanium is formed on an oxide or a nitride(10) including a contact hole by performing a PVD(Physical Vapor Deposition) at the temperature of 0-400 deg.C. Then, the titanium is simultaneously transformed to a titanium silicide layer(25) on the lower portion of the titanium and a titanium nitride(30) on the upper portion of the titanium by performing a two-step thermal treatment at N2 gas atmosphere. At this time, the two-step thermal treatment is made of an RTP(Rapid Thermal Process) at the temperature of 550-850 deg.C and an annealing process at the temperature of 450-700 deg.C.
Patent KR-20020055778-A (KR)
Inventor: KIM CHEOL MIN
IPC: G11B7/1353
Filed: 2000-12-29
Abstract: PURPOSE: A package type laser diode unit is provided to reflect a laser beam emitted from a laser diode chip on an HOE(Holographic Optical Element) surface via a diffraction grating surface, and to convert the beam into a parallel beam to output the beam, then to make the parallel beam incident on an objective lens to write/read information of a disk, thereby supplying a super-slim combined optical pickup. CONSTITUTION: An LD(Laser Diode)(202) is located in an LD fixing unit(201) of an LD package base(200). A monitor PD(Photo Diode)(204) is located in a PD fixing unit(203). A lens module(205) converts a laser beam emitted from the LD into a parallel beam, and outputs the parallel beam. The lens module is positioned in an optical path to an objective lens(206). The parallel beam emitted from the lens module is focused on an optional point on a disk(207) by the objective lens. One side of the lens module is faced with the LD, and the other side thereof is faced with the monitor PD. A beam output side is faced with the objective lens.
Patent KR-20020056634-A (KR)
Title: A system for managing financial work through web
Inventor: KIM CHEOL JE
Filed: 2000-12-29
Abstract: PURPOSE: A financial terminal system for performing a financial transaction through a web is provided to enhance an efficiency of a business by making a financial transaction through a web possible and making a partial business for a financial transaction be processed by a relay device instead of a financial terminal. CONSTITUTION: A web financial terminal device(110) supplies a web page for a financial transaction through a provided web browser and transmits data with respect to contents being inputted therefrom to a connected device. A web relay device(310) edits the data being received from the web financial terminal device(110) according to a pre-designated method, transmits the data to the connected device, analyzes other data with respect to a financial transaction processing result being inputted after transmitting the data, and transmits an analysis result to the web financial terminal device(110). A host(400) performs a financial transaction requested from the data edited and being received from the web relay device(310) and transmits the other data with respect to the processing result to the web relay device(310).
Patent KR-20020056775-A (KR)
Title: Method for notifying the day in telephone
Inventor: BAE JONG CHEOL
IPC: H04M1/72451
Filed: 2000-12-29
Abstract: PURPOSE: A specific date informing method of a telephone set is provided to continuously inform a user of a specific data and improve a recognition effect by outputting a destination bell sound signifying the specific date and displaying an image signifying the specific date by using a standby screen whenever a termination is continuously made for all day at the specific date desired by the user. CONSTITUTION: When a power is ON(300), an MPU(Micro-Processor Unit) checks whether the current date is a previously registered specific date(302). If the current date is not a specific date, the MPU sets a pre-set standby screen image as an image for a standby screen and sets a pre-set bell sound as a termination bell sound. Accordingly, at ordinary times, the general standby screen is displayed through a display unit in a standby mode and a general bell sound is output when there is a termination. If the current date is a specific date, the standby screen image is changed to a previously registered image corresponding to the specific date and the termination bell sound is changed to registered bell sound corresponding to the specific date(304). Accordingly, the termination bell sound signifying the specific date is output for user's recognition and the image signifying the specific date is displayed by using the standby screen whenever termination is continuously made during the specific date all day desired by the user(306).
Patent KR-20020058639-A (KR)
Title: A XML Document Retrieval System and Method of it
Inventor: CHA GEON HOE
IPC: G06F17/30
Filed: 2000-12-30
Abstract: PURPOSE: A system for searching an XML document and a method thereof are provided to search contents and a structure with respect to a user's query integrally from indexed information by integrally indexing contents and a structure with respect to an XML document. CONSTITUTION: A DTD(Document Type Definition) reduction unit(200) is provided for reducing a complicated DTD to a simple DTD for being used in an index and a search and making an index config file. An index unit(210) is provided for receiving the config file and an XML document made at the DTD reduction unit(200) for an index. An index information storing unit(230) is provided for receiving and storing index information from the index unit(210). A search unit is provided for receiving and searching a general query and a structure query from a user. An index document converting unit(211) receives the XML document and the config file, performs a parsing of the XML document, and makes a file for an index. A morpheme interpreting unit(212) is provided for interpreting a morpheme with respect to an index file made by the index document converting unit(211). An index language extracting unit(213) for extracting an index language in a result of the morpheme interpreting unit(212). An element and position information extracting unit(214) is provided for extracting element information and position information of the index language extracted in the index language extracting unit(213).
Patent KR-20010022210-A (KR)
Title: 메타크롤레인 및 메타크릴산의 제조방법
IPC: B01J23/887
Filed: 1998-11-25
Abstract: 본 발명은, 촉매적 산화 반응을 (T-3)℃ 이하의 온도[여기서, T는 필수 성분으로서 몰리브덴, 비스무트 및 철을 함유하는 화합물 옥사이드를 포함하는 촉매를 사용함으로써 이소부틸렌으로부터 메타크롤레인 및 메타크릴산을 생성하는 반응의 활성화 에너지의 경계 온도이다]에서 개시시키고, 이 반응을 촉매 활성이 감소함에 따라 반응 온도가 증가하는 동안 지속시키고, 반응 온도가 활성화 에너지의 경계 온도를 초과하기 전에 1회 이상 촉매를 활성화시킴을 포함하여, 필수 성분으로서 몰리브덴, 비스무트 및 철을 함유하는 화합물 옥사이드를 함유하는 촉매상에서, 이소부틸렌 또는 3차 부탄올을 촉매적으로 산화시킴으로써 메타크롤레인 및 메타크릴산을 제조하는 방법에 관한 것이다.
Patent KR-20010022394-A (KR)
IPC: C07D495/04
Filed: 1998-07-31
Abstract: 본 발명은 하기 화학식 (I)로 표시되는 화합물 또는 약리적으로 허용되는 그의 염, 및 그 제조 중간체를 개시하며, 이것은 혈소판 응집 저해제 및 다른 성질을 가지며, 피브리노겐 관여 질환, 혈전증, 심근 경색 및 이와 유사한 것의 예방제 또는 치료제로 유용하다. 
     [화학식 I] 
     
       
     
     상기 화학식 (I)에서, A는 하기 화학식 (a-1) 또는 화학식 (a-2)로 표시되고, 
     [화학식 a-1] 
     
       
     
     [화학식 a-2] 
     
       
     
     B는 하기 화학식 (b)로 표시된다. 
     [화학식 b] 
     
       
     
     (상기 식에서, 기호는 명세서에서 각각 정의된다)
Patent KR-20010031160-A (KR)
IPC: A61K31/70
Filed: 1998-10-13
Abstract: 본 발명은 하기 화학식 (I)의 9a-아자라이드류로부터 유래한 신규한 3,6-헤미케탈: 
     [화학식 I] 
     
       
     
     [식중, R 1 은 각각 히드록실, 하기 화학식 (II)의 L-클라디노실기를 나타내는 것이 특징이다]. 
     [화학식 II] 
     
       
     
     [식중, R 2 는 각각 수소 또는 실릴기를 나타내고, 
     R 3 는 각각 수소를 나타내거나 또는 R 6 와 함께 에테르기를 나타내고, 
     R 4 는 각각 수소, (C 1- C 4 ) 아실기 또는 -COO-(CH 2 ) n -Ar 기(식중 n은 1-7이고, Ar은 각각 탄소수 18 이하의 치환 또는 비치환 아릴기를 나타낸다)를 나타내고, 
     R 5 는 각각 수소, 메틸기 또는 -COO-(CH 2 ) n -Ar 기(식중 n은 1-7이고, Ar은 각각 탄소수 18 이하의 치환 또는 비치환 아릴기를 나타낸다)를 나타내고, 
     R 6 는 각각 히드록시기를 나타내거나 또는 R 3 와 함께 에테르기를 의미하고, 
     R 7 는 각각 수소, (C 1- C 12 ) 알킬기, 실릴기를 나타내거나 또는 R 8 및 C-11/C-12 탄소원자와 함께 환형 카보네이트를 나타내고, 
     R 8 는 각각 수소, (C 1- C 12 ) 알킬기, 실릴기를 나타내거나 또는 R 7 및 C-11/C-12 탄소원자와 함께 환형 카보네이트를 나타낸다] 
     및 그의 약학적으로 허용가능한 무기 또는 유기산 부가염, 그의 제조 방법 및 항생제 또는 다른 매크로라이드 항생제의 합성의 중간체로서의 그의 용도에 관한 것이다.
Patent KR-20010031985-A (KR)
Title: 화학혼합물에서 물을 분리하는 방법
IPC: B01D15/00
Filed: 1998-11-10
Abstract: 화학혼합물에서 물을 분리하는 방법이 제공된다. 본 발명의 방법에서, 화학혼합물과 수용성 중합체를 접촉시킴으로써 화학혼합물에서 물이 분리된다.
Patent KR-20010032227-A (KR)
Title: 무선통신 시스템 내의 동적대역폭할당을 위한 적응 시분할이중 방법과 장치
IPC: H04W16/10
Filed: 1998-11-18
Abstract: 무선통신 시스템의 통신링크에 대해 이중 전송하기 위한 적응시분할이중 (ATDD) 방법과 장치. 통신링크의 효율성은 상기 통신채널의 상기 업링크와 다운링크 대역폭 요건을 동적으로 적응시킴으로써 높아진다. 타임슬롯은 채널의 상기 대역폭요구에 따라 업링크(Ta) 또는 다운 링크(Tb, Tc, Td)전송을 위해 동적으로 유연하게 할당된다. 통신링크 대역폭 요건은 이미 정해진 대역폭 요건 파라미터의 상태를 사용하여 연속적으로 모니터 된다. 통신 채널은 그 채널의 상기 요구에 따라 대칭적 또는 비대칭적 업링크/다운 링크 대역폭 중 어느 하나로 구성된다.
Patent KR-20010052117-A (KR)
Title: 내고장성 서브레이트 스위칭 시스템
IPC: H04M3/26
Filed: 1998-12-11
Abstract: 복수의 입력 신호가 예비 스위칭 플레인 및 각각의 예비 스위칭 플레인으로부터 출력 신호를 수신하는 하드웨어를 포함하는 장치에서 스위칭된다. 각 스위칭 플레인은 복수의 입력 신호를 스위칭하기 위한 것이고, 각 스위칭 플레인은 적어도 2개의 스위칭 모듈을 포함하며, 각 스위칭 모듈은 상기 장치에 결합되는 입력 신호원으로부터 직접 입력 신호의 서브세트를 수신하도록 접속되어 있다. 각 스위칭 모듈은 동일한 스위칭 플레인 상의 나머지 스위칭 모듈로부터 입력 신호의 나머지 서브세트를 수신하도록 또한 접속되고, 각 스위칭 모듈은 복수의 입력 신호로부터 선택된 성분을 갖는 출력 신호를 발생한다. 이중 고장의 경우에 성능을 향상시키기 위해, 각 스위칭 모듈은 동일한 스위칭 플레인 상의 나머지 스위칭 모듈 중의 어느 하나가 고장인지를 검출한다. 그러한 임의의 검출에 응답하여, 스위칭 모듈은 고장인 스위칭 모듈로부터의 하나 이상의 성분을 포함하도록 선택되는 출력 신호의 부분을 논리 0을 나타내는 신호로 대체한다. 또한, 각각의 예비 스위칭 플레인으로부터 출력 신호를 수신하는 수단이 예비 스위칭 모듈내의 대응하는 스위칭 모듈로부터 수신된 각각의 출력 신호가 무효인 것을 검출할 때, 수신된 출력 신호를 함께 논리 OR 연산함으로써 응답한다. 이러한 방법으로, 유효 출력 신호를 복구할 가능성이 증가한다. 본 발명의 일 실시예에서, 각 스위칭 모듈은 서브레이트 스위칭 모듈이다.
Patent KR-20010033316-A (KR)
Title: 반도체 웨이퍼 입출력 취급 시스템
IPC: H01L21/673
Filed: 1998-12-15
Abstract: 본 발명은 반도체 웨이퍼(50) 등의 제품을 가공하는 가공 장치(10)에 관한 것으로, 가공 장치(10)는 둘러싸인 청정 가공 챔버(20)를 형성하는 수납부(12)와, 가공 챔버 내에 배치된 적어도 하나의 가공 스테이션을 포함한다.  경계부(14)는 가공될 제품을 담고 있는 포드(51)가 가공 장치로 로딩되거나 가공 장치로부터 언로딩되게 하는 적어도 하나의 경계 포트를 구비한다.  경계부는 매우 청정한 가공 챔버만큼 청정하지 않기 때문에 가공 챔버로부터 청정 상태가 분리된다.  포드와 함께 밀봉하도록 된 제품 추출 기구가 채용된다.  기구는 제품을 경계부에서 대기 분위기 조건에 노출시킴이 없이 포드 내에 담긴 제품을 가공 챔버 내로 추출할 수 있도록 배치된다.  또한, 제품 가공 장치는 경계부 내에 배치된 포드와 함께 밀봉하도록 된 제품 삽입 기구를 포함하는 것이 바람직하다.
Patent KR-20010033688-A (KR)
Title: 의사 윤곽 보정장치 및 방법
IPC: H04N5/21
Filed: 1999-04-14
Abstract: 본 발명은 의사윤곽 보정에 의해 야기되는 측면 효과가 스크린상 화면을 나쁘게 하는 잡음을 발생시키지 않도록 하는 동안에 디지털 호상신호에 기초한 화상에 의사윤곽을 줄일 수 있는 의사윤곽 보정장치를 제공하는 것으로, 본 발명에 따른 의사윤곽장치에 있어서 이중 비트 변화 회로(1)가 이중 비트 변화로서 디지털 화상신호 a에서 최소 양자화 단위의 두 배인 신호치 변화를 감지하고,  이중 비트 변화의 위치를 나타내는 이중 비트 변화 감지신호 b를 출력하며, 신호보정회로(2a)는 디지털 호상신호 a에 이중 비트 변화를 이중 비트 변화 감지신호 b에 기초하여 두 개의 1비트 변화로 보정하며, 따라서, 이중 비트 변화가 존재하는 부분에 대응하는 의사윤곽이 제거되는 것을 특징으로 한다.
Patent KR-20020059951-A (KR)
Title: Searching method of image based on combination of color and texture
Inventor: CHO NAM IK
IPC: G06F17/30
Filed: 2001-01-09
Abstract: PURPOSE: A method for searching an image is provided to enhance searching process efficiency by combining a color characteristic with a texture characteristic properly. CONSTITUTION: A color distance and a texture distance are calculated between a query image and a data image(102). The calculated color distance and texture distance are weighted using a predetermined weight value, respectively(104). A distance combined by the weighted color distance and texture distance is calculated by considering a visually and sensibly characteristic of a person(106). An image similar to the query image is decided using the combined characteristic distance(108). Thus, a searching result adapted to a visual sense of a person is obtained. Many objects and information in one image are searched accurately by small amount of calculation through a searching process according to areas.
Patent KR-20020063397-A (KR)
Title: Apparatus for driving plasma display panel
Inventor: KANG GYEONG HO
IPC: G09G3/296
Filed: 2001-01-29
Abstract: PURPOSE: A driver of a plasma display panel is provided to reduce a drive power and increase a reproductiveness of an image to be displayed in a driver of 3-electrode surface discharge plasma display panel. CONSTITUTION: A controller(42) generates drive control signals according to an external image signal. A first address driver(43) processes an address signal to drive address electrode lines located under fluorescent layers of first and second colors. A second address driver(47) processes an address signal to drive address electrode lines located under a fluorescent layers of a third color. A scan driver(46) sequentially scans Y electrode lines according to a Y drive control signal among drive control signals from the controller(42). Common drivers(44,45) applies an alternating current pulse voltage between Y electrode lines and X electrode lines according to the Y drive control signal and an X drive control signal among the drive control signals from the controller(42).
Patent KR-20020063983-A (KR)
Inventor: KWON YONG GEOL
IPC: H01J29/02
Filed: 2001-01-31
Abstract: PURPOSE: A tension mask frame assembly is provided to improve a thermal characteristics and a magnetic characteristics of a cathode ray tube by using a tension mask and a support member of low thermal expansion coefficients and a strong member of a high thermal expansion coefficient. CONSTITUTION: A tension mask frame assembly is formed with a tension mask(210) and a frame(220). The tension mask(210) has a plurality of slit(211). The frame(220) is used for supporting the tension mask(210). The tension mask(210) is formed by etching a thin film. The slits(211) are formed by forming a plurality of strip(212) on the tension mask(210). The slits(211) are used for passing electron beam. A real bridge(213) is formed on the slits(212). A thermal expansion coefficient of the tension mask(210) is 1.0 x10¬-6 - 2.0x10¬-6 mm/deg.C. The frame(220) includes the first and the second support members(221,222). The first and the second strong members(223,224) are formed on edges of both sides of the first and the second support members(221,222).
Patent KR-20010044338-A (KR)
Inventor: I JU IL
IPC: A47F5/14
Filed: 2001-02-09
Abstract: PURPOSE: An assembly structure of a structure is provided to assemble and disassemble a structure easily and to transform the shape and structure of the structure freely by installing a frame horizontally, vertically or steeply. CONSTITUTION: An assembly structure comprises: an assembly body(30) equipped with many joint holes(31) located backward, forward, rightward, leftward, upward, and downward at an angle of 45 degrees respectively and many connection ribs(32) connecting the joint holes reciprocally; and a frame(40) connected to or separated from the joint holes of the assembly body with screws(50).
Patent KR-20020069547-A (KR)
Title: Disk driver with tremble preventing structure for tray
Inventor: LEE JEONG RAK
IPC: G11B17/04
Filed: 2001-02-26
Abstract: PURPOSE: A disc drive with a structure for preventing the vibration of a tray is provided to integrate the vibration preventing structures to a housing, thereby reducing the required parts and the working procedure. CONSTITUTION: A disc drive with a structure for preventing the vibration of a tray includes guide grooves(63) formed at both sides of the tray(60), a plurality of guide protrusions(43) formed at both sides of a housing(40) by a predetermined interval to be inserted into the guide grooves, concave parts(45) provided between the guide protrusions by a predetermined depth, and a plurality of vibration preventing structures(46) integrated with the concave parts for applying elasticity to the guide grooves for restraining the deviation of the guide grooves with respect to the guide protrusions when loading or unloading the tray to prevent the vibration.
Patent KR-20020069864-A (KR)
Title: Structure of a collecting plate for a dust collector
Inventor: HAM BYEONG HUN
IPC: B03C3/40
Filed: 2001-02-28
Abstract: PURPOSE: A structure of collecting plate for electrostatic dust precipitator is provided to consistently maintain collection efficiency of the electrostatic dust precipitator by smooth corona discharge of electricity with discharge electrode even in the state that collection performance is deteriorated as high adhesive fine dust is adhered onto the collecting plate. CONSTITUTION: In an electrostatic dust precipitator(100a,100b) for removing noxious dust by impressing a high voltage to a discharge electrode(130a,130b) to generate a corona electric discharge on a collection plate(110a,110b) that is a ground electrode, thereby adhering pollutant dust contained in an exhaust gas to the collection plate charged with electricity, the structure of the collecting plate for electrostatic dust precipitator is characterized in that a plurality of acicular electrode protrusions(140a,140b) are projected to a certain distance in a direction of the discharge electrode on the surface of the collection plate with the electrode protrusions being spaced apart from each other in a certain gap so as to consistently maintain collection efficiency even when dust collection performance of the electrostatic dust precipitator is deteriorated due to adhesion of fine dust or high adhesive dust.
Patent KR-20020071611-A (KR)
Title: Pss beam
Inventor: PARK JAE MAN
IPC: E01D2/00
Filed: 2001-03-07
Abstract: PURPOSE: A PSS(prestressed steel) beam is provided to solve the slackness of slabs and the deformation of bending of a bridge as well the increase rigidity, the load carrying capacity and a space thereof. CONSTITUTION: The PSS beam comprises a tendon(210), a shape steel structural member(103) formed by at least one shape steel, and a tensioning device(200) for mounting the both ends of the tendon to the shape steel structural member and then tensioning the tendon. In addition, the PSS beam is cambered by the tensioning device.